package org.hawk.gwt.ppc.parser;

/**
 * Represents some either simple or complex java language expression.
 * Expression can be either name or operator or literal.
 * 
 * @author alex.bereznevatiy@gmail.com
 *
 */
public interface ExpressionDescriptor extends Descriptor {
	
	/**
	 * @return parent expression of this expression descriptor or <code>null</code>
	 * if this is class-level block.
	 */
	ExpressionDescriptor getParent();
}
